Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
235720 Questions
0
37
2
+0
Analytic Geometry!
Please help quick.
1.
2.
<#> 3.<#>
read more ..
●
●
Akhaim1
Feb 23, 2024
-1
29
1
+1768
Geometry
In triangle $PQR,$ let $X$ be the intersection of the angle bisector of $\angle P$ with side $\overline{QR}$, and let $Y$ be the foot of the perpendicular from $X$ to side $\overline{PR}$. If $PQ = 8,$ $QR = 5,$ and $PR = 1,$ then compute the length
read more ..
●
bader
Feb 23, 2024
+1
30
1
+1768
Parallelogram
In parallelogram $EFGH,$ let $M$ be the point on $\overline{EF}$ such that $FM:ME = 1:1,$ and let $N$ be the point on $\overline{EH}$ such that $HN:NE = 1:1.$ Line segments $\overline{FH}$ and $\overline{GM}$ intersect at $P,$ and line segments $\overline{FH}$ and
read more ..
●
bader
Feb 23, 2024
-1
32
0
+1911
Trapezoid
In trapezoid $PQRS,$ $\overline{PQ} \parallel \overline{RS}$. Let $X$ be the intersection of diagonals $\overline{PR}$ and $\overline{QS}$. The area of triangle $PQX$ is $2,$ and the area of triangle $RSX$ is $2.$ Find the area of trapezoid
read more ..
tomtom
Feb 23, 2024
0
32
1
+1911
Trapezoid
In trapezoid $ABCD,$ $\overline{AB} \parallel \overline{CD}$. Find the area of the trapezoid.
●
tomtom
Feb 23, 2024
0
32
0
+0
How do I solve this? Show all work
How do I solve this? Show all work
3 1/2c ≈_____L
1.86 m≈_____ft
54.62 hectares≈_____acres
read more ..
Sallio
Feb 23, 2024
0
2
0
+1911
Parallelogram
Quadrilateral $ABCD$ is a parallelogram. Let $E$ be a point on $\overline{AB},$ and let $F$ be the intersection of lines $DE$ and $BC.$ The area of triangle $EBF$ is $4,$ and the area of triangle $EAD$ is $4.$ Find the area of parallelogram
read more ..
tomtom
Feb 23, 2024
0
24
0
+1911
Trapezoid
Let $WXYZ$ be a trapezoid with bases $\overline{XY}$ and $\overline{WZ}$. In this trapezoid, $\angle ZXW = 120^\circ$, $\angle XWZ = 60^\circ$, and $\angle XYZ = 120^\circ$. Find $\angle YXZ$, in degrees.
tomtom
Feb 23, 2024
-1
40
0
+1911
Trapezoid
The area of a trapezoid is $80$. The length of one base is $16$ units greater than the other base, and one base of the trapezoid is $12$. Find the length of the median of the trapezoid.
tomtom
Feb 23, 2024
0
4
1
+1911
Polygon
Let P_1 P_2 P_3 \dotsb P_{10} be a regular polygon inscribed in a circle with radius $1.$ Compute
P_1 P_2 + P_2 P_3 + P_3 P_4 + \dots + P_9 P_{10} + P_{10} P_1
●
tomtom
Feb 23, 2024
-1
39
0
+1911
Geometry
In rectangle $EFGH$, let $M$ be the midpoint of $\overline{EF}$, and let $X$ be a point such that $MH = MX$, as shown below. If $\angle EFH = 30^\circ$ and $\angle MHX = 60^\circ,$ then find $\angle XHG,$ in degrees.
tomtom
Feb 23, 2024
-1
23
1
+1911
Area
The rectangle below has been divided into unit squares. Find the total area of the blue shaded region, in square units.
read more ..
●
tomtom
Feb 23, 2024
0
30
1
+400
Digits
Find the six-digit number abcdef such that
0.\overline{abcdef} = \frac{1}{7},
without a calculator.
●
omgitsrne
Feb 23, 2024
0
12
3
+0
I am super stuck on this one
In the dice game Zero, a player rolls six standard six-sided dice and then scores points for certain combinations, as shown in the table.
A die cannot be used in more than one combination. For example, a player who rolls 156446 scores 50 points, while
read more ..
●
●
●
UniCorns555
Feb 23, 2024
0
44
0
+400
Fraction
Convert $0.\overline{296841}$ to a fraction in simplest form.
omgitsrne
Feb 23, 2024
0
41
0
+400
Decimals
Convert 0.038\overline{146} to a fraction in simplest form.
omgitsrne
Feb 23, 2024
0
33
1
+400
Decimals
Find the first ten digits after the decimal point in the decimal expansion of \frac{7}{11}=0.abcdefghij\ldots without a calculator.
(Express your answer as a ten digit number.)
●
omgitsrne
Feb 23, 2024
0
39
1
+24
help me please
Fill in the blanks with real numbers.
read more ..
●
iuuhfeusedhu
Feb 23, 2024
0
27
0
+704
system
Find the ordered quintuplet (a,b,c,d,e) that satisfies the system of equations
\begin{array}{rcrcrcrcrcr}
a & + & 2b & + & 3c & + & 4d & + & 5e & = & 47, \\
2a & + & 3b & + & 4c
read more ..
booboo44
Feb 23, 2024
0
17
1
+704
Algebra
Let $a$ and $b$ be complex numbers. If $a + b = 4$ and $a^2 b + b^2 a = 6,$ then what is $a^3 + b^3?$
●
booboo44
Feb 23, 2024
+1
22
1
+838
Fraction
Find the value of
\cfrac{1}{1 + \cfrac{1}{4 + \cfrac{1}{1 + \cfrac{1}{4}}}}.
●
magenta
Feb 23, 2024
«
latest
9427
9426
..
9151
9150
9149
9148
9147
..
2
1
»
Post New Question
2 Online Users
Top Users
+37159
ElectricPavlov
+33659
Alan
moderator
+15001
asinus
moderator
+9673
MaxWong
+2669
LiIIiam0216
+2490
GingerAle
+1897
NotThatSmart
+1839
ABJeIIy
+1768
bader
+1533
parmen
+1443
blackpanther
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.